Regressions on trunk at revision 189904 vs revision 189888

[H.J. Lu Intel64 Core 2/i7]

New failures:

New passes:
FAIL: g++.dg/opt/pr46640.C -std=gnu++98 (internal compiler error)
FAIL: g++.dg/opt/pr46640.C -std=gnu++98 (test for excess errors)
FAIL: gcc.dg/pr45352-1.c (internal compiler error)
FAIL: gcc.dg/pr45352-1.c (test for excess errors)
FAIL: gcc.dg/pr45352-3.c (internal compiler error)
FAIL: gcc.dg/pr45352-3.c (internal compiler error)
FAIL: gcc.dg/pr45352-3.c (test for excess errors)
FAIL: gcc.dg/pr45352-3.c (test for excess errors)
FAIL: gcc.dg/pr45352.c (internal compiler error)
FAIL: gcc.dg/pr45352.c (internal compiler error)
FAIL: gcc.dg/pr45352.c (test for excess errors)
FAIL: gcc.dg/pr45352.c (test for excess errors)
FAIL: gcc.dg/pr45570.c (internal compiler error)
FAIL: gcc.dg/pr45570.c (test for excess errors)
FAIL: gcc.dg/pr46521.c (internal compiler error)
FAIL: gcc.dg/pr46521.c (test for excess errors)
FAIL: gcc.dg/pr48144.c (internal compiler error)
FAIL: gcc.dg/pr48144.c (internal compiler error)
FAIL: gcc.dg/pr48144.c (test for excess errors)
FAIL: gcc.dg/pr48144.c (test for excess errors)
FAIL: gcc.dg/pr48235.c (internal compiler error)
FAIL: gcc.dg/pr48235.c (internal compiler error)
FAIL: gcc.dg/pr48235.c (test for excess errors)
FAIL: gcc.dg/pr48235.c (test for excess errors)
FAIL: gcc.dg/pr51557.c (internal compiler error)
FAIL: gcc.dg/pr51557.c (internal compiler error)
FAIL: gcc.dg/pr51557.c (test for excess errors)
FAIL: gcc.dg/pr51557.c (test for excess errors)
FAIL: gcc.target/i386/pr45352-1.c (internal compiler error)
FAIL: gcc.target/i386/pr45352-1.c (test for excess errors)
FAIL: gcc.target/i386/pr45352.c (internal compiler error)
FAIL: gcc.target/i386/pr45352.c (internal compiler error)
FAIL: gcc.target/i386/pr45352.c (test for excess errors)
FAIL: gcc.target/i386/pr45352.c (test for excess errors)
FAIL: gfortran.dg/pr44691.f  -O  (internal compiler error)
FAIL: gfortran.dg/pr44691.f  -O  (internal compiler error)
FAIL: gfortran.dg/pr44691.f  -O  (test for excess errors)
FAIL: gfortran.dg/pr44691.f  -O  (test for excess errors)